Helicopter Sikorsky HUS-1 / UH-34D Seahorse Serial 58-1530 Register 150203 used by US Marine Corps USMC. Aircraft history and location Aircraft History 150203 US Marine Corps 1962-10Sikorsky HUS-1, cn 58-1530, ff:? del USMC as HUS-1, 150203, unk redesig UH-34D, Oct62 soc 07Apr71. Send Updates Use APP to upload photo @ (optional) When Now? / / Send